Matching (9) Match items in column A to column B

Column a Column b
1.
A.
Dense
2.
B.
Mantle
3.
C.
Outer Core
4.
D.
Core
5.
E.
Convection
6.
F.
Lithosphere
7.
G.
Crust
8.
H.
Inner Core
9.
I.
Asthenosphere